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Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
31/12/2024, 10:32
Static task
static1
Behavioral task
behavioral1
Sample
17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe
Resource
win7-20240903-en
General
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Target
17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe
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Size
1.5MB
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MD5
c13b6e86415e66f498703324f45b1686
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SHA1
d562e2d7e5a354fff497e2e88649ff2ac6f1607d
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SHA256
17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48
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SHA512
87c7118a621ba0634b98d779d150516a33cd7f82220ee3501111cf0d0283dc0fbab584284b2c9c73a1787ecfb911b443e446b8b86c66073ce0d19c80faed2f64
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SSDEEP
24576:N09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+bAzt:N09XJt4HIN2H2tFvduyS4t
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2296-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2296-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3008-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2296-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3008-46-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2788-51-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2788-62-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2788-66-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2788-67-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/memory/2296-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2296-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3008-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2296-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3008-46-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2788-51-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2788-62-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2788-66-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2788-67-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 3 IoCs
pid Process 2296 RVN.exe 3008 TXPlatforn.exe 2788 TXPlatforn.exe -
Loads dropped DLL 2 IoCs
pid Process 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 3008 TXPlatforn.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral1/memory/2296-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2296-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2296-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3008-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2296-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3008-46-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2788-51-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2788-62-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2788-66-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2788-67-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3048 cmd.exe 2536 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2536 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2788 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2296 RVN.exe Token: SeLoadDriverPrivilege 2788 TXPlatforn.exe Token: 33 2788 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2788 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2120 wrote to memory of 2296 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 31 PID 2120 wrote to memory of 2296 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 31 PID 2120 wrote to memory of 2296 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 31 PID 2120 wrote to memory of 2296 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 31 PID 2120 wrote to memory of 2296 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 31 PID 2120 wrote to memory of 2296 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 31 PID 2120 wrote to memory of 2296 2120 17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe 31 PID 2296 wrote to memory of 3048 2296 RVN.exe 33 PID 2296 wrote to memory of 3048 2296 RVN.exe 33 PID 2296 wrote to memory of 3048 2296 RVN.exe 33 PID 2296 wrote to memory of 3048 2296 RVN.exe 33 PID 3008 wrote to memory of 2788 3008 TXPlatforn.exe 35 PID 3008 wrote to memory of 2788 3008 TXPlatforn.exe 35 PID 3008 wrote to memory of 2788 3008 TXPlatforn.exe 35 PID 3008 wrote to memory of 2788 3008 TXPlatforn.exe 35 PID 3008 wrote to memory of 2788 3008 TXPlatforn.exe 35 PID 3008 wrote to memory of 2788 3008 TXPlatforn.exe 35 PID 3008 wrote to memory of 2788 3008 TXPlatforn.exe 35 PID 3048 wrote to memory of 2536 3048 cmd.exe 36 PID 3048 wrote to memory of 2536 3048 cmd.exe 36 PID 3048 wrote to memory of 2536 3048 cmd.exe 36 PID 3048 wrote to memory of 2536 3048 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe"C:\Users\Admin\AppData\Local\Temp\17f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2296 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\RVN.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3048 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2536
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2788
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
1.5MB
MD5c13b6e86415e66f498703324f45b1686
SHA1d562e2d7e5a354fff497e2e88649ff2ac6f1607d
SHA25617f75ecb769ae6632fc5c286645e5f0eb763e9ce08d4d049e167d3c80baa8c48
SHA51287c7118a621ba0634b98d779d150516a33cd7f82220ee3501111cf0d0283dc0fbab584284b2c9c73a1787ecfb911b443e446b8b86c66073ce0d19c80faed2f64
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4